code: def initialize(self, root: dict[str, PathLike]) -> None:
      self.root = root
      self.default_filename = None
  
file_path: bokeh/src/bokeh/server/views/multi_root_static_handler.py
imports: from __future__ import annotations
  import logging
  import os
  from pathlib import Path
  from tornado.web import HTTPError, StaticFileHandler
  from ...core.types import PathLike
label_desc: Use image node_id 1 for calling the MultiRootStaticHandler obj's underlying member method code with example usage: obj.initialize(root) without return types